TY - RPRT TI - Disaster warning system: Satellite feasibility and comparison with terrestrial systems. Volume 2: Final report AU - Spoor, J. H. AU - Hodge, W. H. AU - Fluk, M. J. AU - Bamford, T. F. PY - 1974 UR - https://ntrs.nasa.gov/citations/19760021181 ID - 19760021181 ER -